Polyester-based Thermoplastic Polyurethane
Properties | Key | NORM | Value | Unit |
---|---|---|---|---|
Hardness (after 3 sec.) | M | ASTM D 2240 | 92 | Shore A |
Hardness (after 3 sec.) | M | ASTM D 2240 | 42 | Shore D |
Density | M | ASTM D 792 | 1.21 | g/cm³ |
Tensile strength | E | ASTM D 412 | 9280 | psi |
Elongation @ break | E | ASTM D 412 | 450 | % |
Tensile stress @ 100% elongation | E | ASTM D 412 | 1350 | psi |
Tensile stress @ 300% elongation | E | ASTM D 412 | 4800 | psi |
Tear strength | E | ASTM D 624 | 600 | pli |
Flexural modulus @ 23°C | M | ASTM D 790 | 5970 | psi |
Flexural modulus @ -29°C | M | ASTM D 790 | 121970 | psi |
Abrasion | M | ISO 4649 | 22 | mm³ |
Taber abrasion H-18 wheel 1000g | M | ASTM D 3389 | 19 | mg/1000 cycles |
Bayshore rebound resilience | M | ASTM D 2632 | 30 | % |
Compression set at 22h @ 23°C | M | ASTM D 395 | 30 | % |
Compression set at 22h @ 70°C | M | ASTM D 395 | 81 | % |
Mold shrinkage | M | ASTM D 955 | 0.7 | % |
Softening range low | E | Huntsman TMA | 165 | °C |
Softening range high | E | Huntsman TMA | 178 | °C |
Glass transition temperature (DSC) | E | ASTM D 3418 | -26 | °C |
Vicat softening point VST/A120 | M | ASTM D 1525 | 100 | °C |
M = Injection molded parts to meet DIN & ASTM requirements. Parts at room temperature aged prior to testing.
E = Extruded film cut to ASTM requirements. Parts at room temperature aged prior to testing.
Melt Volume Rate [210°C / 10 kg] ISO 1133-1 = 40 cm³/10 min
Processing Parameter: | Extrusion | Injection Molding | |
Temperature Profile | °C | °C | |
Feed: | 25 - 40 | 25 - 40 | |
Barrel: | 190 - 210 | 180 - 200 | |
Adapter/Nozzle: | 200 - 215 | 180 - 200 | |
Die/Mold: | 200 - 215 | 20 - 70 |